4. Geometrical instruments
  5. Straight-line light ray type

Joseph F. Rando

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Alignment range for multidirectional construction laser

Optics: measuring and testing – Angle measuring or angular axial alignment – With photodetection remote from measured angle
Patent

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Automatic grade rod and method of operation

Optics: measuring and testing – Angle measuring or angular axial alignment – With photodetection remote from measured angle
Patent

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Automatic level and plumb tool

Geometrical instruments – Straight-line light ray type – Level
Patent

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Automatic level and plumb tool

Geometrical instruments – Straight-line light ray type – Level
Patent

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Automatic level and plumb tool

Geometrical instruments – Straight-line light ray type – Level
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFUS-PAI-P-3459

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